Energy storage and power supply device



FIG. 1 is a front perspective view of an energy storage and power supplydevice;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown represent portions of the article that form nopart of the claimed design.

CLAIM We claim the ornamental design for an energy storage and powersupply device, as shown and described.